<template>
    <svg :class="svgClass" xmlns="http://www.w3.org/2000/svg">
        <use :xlink:href="iconName" xmlns:xlink="http://www.w3.org/1999/xlink" />
    </svg>
</template>
<script>
export default {
    name: 'SvgIcon',
    props: {
        iconClass: { // svg图片名称，不需要后缀.svg
            type: String,
            required: true
        },
        className: {
            type: String,
            default: ''
        }
    },
    computed: {
        iconName() {
            return `#icon-${this.iconClass}`;
        },
        svgClass() {
            if (this.className) {
                return 'svg-icon ' + this.className;
            } else {
                return 'svg-icon';
            }
        }
    }
};

</script>
<style scoped>
.svg-icon {
    width: 1em;
    height: 1em;
    vertical-align: -0.15em;
    fill: currentColor;
    overflow: hidden;
}
</style>